CompTIA A+ 220-1101 Core 1

Local Area Network (LAN)

A network that covers a relatively small area such as a building or group of buildings
(1.1 & 2.7)

Personal Area Network (PAN)

LCD (Liquid Crystal Display)

Lightweight & Inexpensive

TN (twisted nematic)

Fast response Times

IPS (In Plane Switching)

Better Colors

OLED (organic light

emitting diode)

MDM (mobile device management)

MAM (mobile application management)

PRL (Preferred Roaming List)

Port 20/21

FTP (File Transfer Protocol)

Port 22

SSH (Secure Shell)

Port 23

Telnet (Telecommunications Network)

Port 25

SMTP (Simple Mail Transfer Protocol)

Port 53

DNS (Domain Name System)

Port 67/68

DHCP (Dynamic Host Configuration Protocol)

Port 80

HTTP (Hypertext Transfer Protocol)

Port 110

POP3 (Post Office Protocol 3)

Port 143

IMAP (Internet Mail Access Protocol)

Port 161/162

SNMP (Simple Network Management Protocol)

Port 389

LDAP (Lightweight Directory Access Protocol)

Port 443

HTTPS (Hyper Text Transfer Protocol Secure)

Port 445

Server Message Block (SMB) & Common Internet File System (CIFS)

Port 3389

RDP (Remote Desktop Protocol)

Access Point

Extends wired network & converts it into a wireless network.
(2.2)

Router

Routes traffic between IP subnets
(2.2)

Patch Panel

Firewalls

PoE (Power over Ethernet)

Devices that send Ethernet data and power over twisted

Modem

ONT (optical network terminal)

NIC (Network Interface Card)

802.11 Types

a (10/1999)

DNS Server

DHCP Server

File Server

Print Server

Mail Server

Syslog Server

Web Server

Authentication Server

Spam Gateway

UTM Gateway (Unified Threat Management Gateway)

Services:

Load Balancer

Proxy Server

SCADA / ICS (Supervisory Control and Data Acquisition / Industrial Control System)

IoT (Internet of Things)

IPv4

IPv6 (Internet Protocol version 6)

APIPA (Automatic Private IP Addressing)

Static IP

Dynamic IP

Gateway

DNS Configuration

Address Records

MX (Mail Exchanger)

TXT (Text Records)

Spam Management

Sender Policy Framework (SPF)

Domain

Lease

Reservation

Scope

VLAN (Virtual Local Area Network)

VPN (Virtual Private Network)

Satellite Networking

Fiber Newtwork

Cable

DSL

Cellular Network

WISP

WAN (Wide Area Network)

MAN (Metropolitan Area Network)

SAN (Storage Area Network)

WLAN (Wireless Local Area Network)

Cable Crimpers

WiFi Analyzer

Tone Generator / Probe

Punch Down Tool

Cable Testers

Loopback Plug

Taps & Port Mirrors

Cat 5 & Cat 5e (enhanced)

Cat 6 & Cat 6a (Augmented)

Coaxial

STP (Shielded Twisted Pair)

UTP (Unshielded Twisted Pair)

Direct Burial STP

Plenum

Fiber

T568A & T568B

USB 2.0

USB 3.0

Serial (Console Cable)

Thunderbolt Cable

HDMI (High

Definition Multimedia Interface)

DisplayPort

DVI (Digital Visual Interface)

VGA (Video Graphics Array)

SATA (Serial Advanced Technology Attachment)

SCSI (Small Computer System Interface)